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阀门受压铸钢件射线照相检测 缩孔类缺陷不作评定的最大尺寸_阀门标准
阀门受压铸钢件射线照相检测 缩孔类缺陷不作评定的最大尺寸
| ＞缺陷等级 |
透 明 厚 度 mm |
||||||
| ≤10 | ＞10～20 | ＞20～40 | ＞40～80 | ＞80～120 | ＞120～200 | ＞200～300 | |
| 缩孔类缺陷不作评定的最大尺寸 | |||||||
| 1 |
条状 mm |
5.0 | |||||
|
树枝状 mm2 |
10.0 | ||||||
| 2～6 |
条状 mm |
5.0 | 10.0 | ||||
|
树枝状 mm2 |
30.0 | 40.0 | |||||
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